GMC Yukon Injector Replacement (Step-by-Step)

Engine running rough? GMC Yukon misfiring and shaking? In this video, I show a full step-by-step process of replacing fuel injectors and fixing engine misfire. The vehicle had rough idle, engine shaking, and misfire codes during диагностика. The problem was caused by faulty fuel injectors, and I walk you through the entire repair process — from disassembly to final startup. 🔧 What you’ll see in this video: • Diagnosing engine misfire • Removing intake manifold safely • Disconnecting wiring and fuel rail • Replacing fuel injectors • Proper torque specs for intake manifold • Reassembly process • Fuel system priming (key cycle before start) • Final engine test after repair ⚠️ Important tips: • Always torque intake manifold to spec • Be careful with wiring behind the intake • Prime fuel system before starting engine (turn ignition ON 2–3 times) This video is useful if you have: GMC Yukon, Chevy Tahoe, Silverado, Suburban with similar engine problems. If your engine is misfiring, shaking, or running rough — this repair might save you time and money 💰 👍 Don’t forget to like, subscribe, and comment if this helped! GM Genuine Parts 12720122 Direct Fuel Injector 👉 https://amzn.to/4m3QOJN ⚠️ Please double-check the part numbers or your vehicle specifications before ordering! #ad 🔧 Top Tools I Personally Use – Reliable & Mechanic-Approved: #ad 🔩 Milwaukee M12 FUEL 2-Tool Combo Kit – Compact, powerful, and perfect for tight spaces. Great for everyday automotive or DIY work. 👉 https://amzn.to/3GTnPIp 🔧 Milwaukee M18 FUEL 1/2” High Torque Impact Wrench – Absolute beast for lug nuts, suspension bolts, and heavy-duty jobs. Tons of torque! 👉 https://amzn.to/4o7HHbp 🧰 8-Piece Mini Hook & Pick Set – Must-have for seals, O-rings, electrical work, and precision tasks. Durable and comfortable to handle. 👉 https://amzn.to/3IMtlx0 🛠 Milwaukee Shockwave 74-Piece Impact Driver Bit Set – High-quality bits made to last. Great variety for any job. 👉 https://amzn.to/3ILRPXg 🔧 BYNIIUR Trim Removal & Fastener Clip Tool Kit – Essential for interior panels, bumper clips, and wiring. Saves time and avoids damage. 👉 https://amzn.to/40Clecz 🧰 Milwaukee 1/4”–3/8” 106PC Ratchet & Socket Set – Versatile set with everything you need in a compact case. 👉 https://amzn.to/40GjZcm 🧤 MicroFoam Nitrile Coated Safety Gloves – Excellent grip and protection without losing finger sensitivity. Great for all-day use. 👉 https://amzn.to/4l2NFaF Or 👉 https://amzn.to/3U0qvqA